Washington D.C., Delaware, New Jersey, New York City, Philadelphia (storm footprint has been turned slightly to provide a better visual representation)

Using images of Harvey's Aug. 25-27 rainfall totals provided by the National Weather Service to show the storm's Texas footprint and online mapping tool MAPfrappe, we imagined what Harvey's footprint would look like in other areas of the United States.

Arizona, the Grand Canyon*The Grand Canyon holds an estimated 1-2 quadrillion gallons of water, so the 15 trillion gallons from Harvey would hardly fill it up. There are 1,000 trillion in a quadrillion.

Using images of Harvey's Aug. 25-27 rainfall totals provided by the
National Weather Service to show the storm's Texas footprint and online
mapping tool MAPfrappe, we imagined what Harvey's footprint would look
like in other areas of the United States.

Arizona, the Grand Canyon
*The Grand Canyon holds an estimated 1-2 quadrillion gallons of water, so the 15 trillion gallons from Harvey would hardly fill it up. There are 1,000 trillion in a quadrillion.